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Researchers Isolate Copper-Extracting Bacteria  A Japanese-Chilean researchfirm, BioSigma S.A., reported on Friday its first majorbreakthrough in developing new technology that uses bacteria toextract copper from poor quality mineral at a low cost.

Archaeologists Extract DNA From Skeleton  Archaeologists have successfully extracted DNA from skeleton remains under an English church that could prove a skeleton found near Jamestown belongs to one of its founders, the Church of England announced Thursday.